Ting-Tsung Chao

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Taipei, TW

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Patents Grantslast 30 patents

Information Patent Grant
Dual action luggage latch
- Patent number 4,638,649
- Issue date Jan 27, 1987
- Echolac Co., Ltd.
- Ting-Tsung Chao
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES